| RefNo | CLP/1/46/2 | 
| Level | Item | 
| Title | Diagrams, triangles inscribed on spheres by [Bernard Forest de Belidor] | 
| Date | 18 November 1726 | 
| Description | Five figures showing spherical triangles inscribed on spheres, supporting de Belidor's method for calculating the area of these triangles. 
 Subject: Geometry
 
 Written in La Fère [Hauts-de-France, France]. Read to the Royal Society on 28 March 1728.
 | 
| Extent | 1p | 
| Format | Diagram | 
| PhysicalDescription | Ink on paper | 
| AccessStatus | Open | 
| RelatedRecord | CLP/1/47 | 
| RBO/13/78 | 
| CLP/1/46 | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA7803 | Belidor; Bernard Forest de (1693 - 1761) | 1693 - 1761 |